package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    //新增分类功能
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("分类增加成功");

    }
    //分页查询
    @GetMapping("/page")
    public R<Page>page(int page,int pageSize){
        Page<Category> pageInfo = new Page<>(page,pageSize);

        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.orderByAsc(Category::getSort);

        categoryService.page(pageInfo,queryWrapper);

        return R.success(pageInfo);
    }
    //删除分类
    @DeleteMapping
    public R<String>delete(@RequestParam("ids") long id){
        //categoryService.removeById(id);
        categoryService.remove(id);
        return R.success("删除成功");
    }
    //修改分类
    @PutMapping
    public R<String>update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改成功");
    }
    //根据条件查询分类数据
    @GetMapping("/list")
    public R<List<Category>>list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加条件
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        //排序
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);


    }
}
